/** @file\r
This module implements Tcg2 Protocol.\r
\r
-Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.<BR>\r
+(C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>\r
This program and the accompanying materials \r
are licensed and made available under the terms and conditions of the BSD License \r
which accompanies this distribution. The full text of the license may be found at \r
EFI_GUID *VendorGuid;\r
} VARIABLE_TYPE;\r
\r
-#define EFI_TCG_LOG_AREA_SIZE 0x10000\r
-#define EFI_TCG_FINAL_LOG_AREA_SIZE 0x1000\r
-\r
#define TCG2_DEFAULT_MAX_COMMAND_SIZE 0x1000\r
#define TCG2_DEFAULT_MAX_RESPONSE_SIZE 0x1000\r
\r
PE/COFF image is external input, so this function will validate its data structure\r
within this image buffer before use.\r
\r
+ Notes: PE/COFF image is checked by BasePeCoffLib PeCoffLoaderGetImageInfo().\r
+\r
@param[in] PCRIndex TPM PCR index\r
@param[in] ImageAddress Start address of image buffer.\r
@param[in] ImageSize Image size\r
}\r
}\r
\r
+/**\r
+\r
+ This function initialize TCG_PCR_EVENT2_HDR for EV_NO_ACTION Event Type other than EFI Specification ID event\r
+ The behavior is defined by TCG PC Client PFP Spec. Section 9.3.4 EV_NO_ACTION Event Types\r
+\r
+ @param[in, out] NoActionEvent Event Header of EV_NO_ACTION Event\r
+ @param[in] EventSize Event Size of the EV_NO_ACTION Event\r
+\r
+**/\r
+VOID\r
+InitNoActionEvent (\r
+ IN OUT TCG_PCR_EVENT2_HDR *NoActionEvent,\r
+ IN UINT32 EventSize\r
+ )\r
+{\r
+ UINT32 DigestListCount;\r
+ TPMI_ALG_HASH HashAlgId;\r
+ UINT8 *DigestBuffer;\r
+\r
+ DigestBuffer = (UINT8 *)NoActionEvent->Digests.digests;\r
+ DigestListCount = 0;\r
+\r
+ NoActionEvent->PCRIndex = 0;\r
+ NoActionEvent->EventType = EV_NO_ACTION;\r
+\r
+ //\r
+ // Set Hash count & hashAlg accordingly, while Digest.digests[n].digest to all 0\r
+ //\r
+ ZeroMem (&NoActionEvent->Digests, sizeof(NoActionEvent->Digests));\r
+\r
+ if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA1) != 0) {\r
+ HashAlgId = TPM_ALG_SHA1;\r
+ CopyMem (DigestBuffer, &HashAlgId, sizeof(TPMI_ALG_HASH));\r
+ DigestBuffer += sizeof(TPMI_ALG_HASH) + GetHashSizeFromAlgo (HashAlgId);\r
+ DigestListCount++;\r
+ }\r
+\r
+ if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA256) != 0) {\r
+ HashAlgId = TPM_ALG_SHA256;\r
+ CopyMem (DigestBuffer, &HashAlgId, sizeof(TPMI_ALG_HASH));\r
+ DigestBuffer += sizeof(TPMI_ALG_HASH) + GetHashSizeFromAlgo (HashAlgId);\r
+ DigestListCount++;\r
+ }\r
+\r
+ if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA384) != 0) {\r
+ HashAlgId = TPM_ALG_SHA384;\r
+ CopyMem (DigestBuffer, &HashAlgId, sizeof(TPMI_ALG_HASH));\r
+ DigestBuffer += sizeof(TPMI_ALG_HASH) + GetHashSizeFromAlgo (HashAlgId);\r
+ DigestListCount++;\r
+ }\r
+\r
+ if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA512) != 0) {\r
+ HashAlgId = TPM_ALG_SHA512;\r
+ CopyMem (DigestBuffer, &HashAlgId, sizeof(TPMI_ALG_HASH));\r
+ DigestBuffer += sizeof(TPMI_ALG_HASH) + GetHashSizeFromAlgo (HashAlgId);\r
+ DigestListCount++;\r
+ }\r
+\r
+ if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SM3_256) != 0) {\r
+ HashAlgId = TPM_ALG_SM3_256;\r
+ CopyMem (DigestBuffer, &HashAlgId, sizeof(TPMI_ALG_HASH));\r
+ DigestBuffer += sizeof(TPMI_ALG_HASH) + GetHashSizeFromAlgo (HashAlgId);\r
+ DigestListCount++;\r
+ }\r
+\r
+ //\r
+ // Set Digests Count\r
+ //\r
+ WriteUnaligned32 ((UINT32 *)&NoActionEvent->Digests.count, DigestListCount);\r
+\r
+ //\r
+ // Set Event Size\r
+ //\r
+ WriteUnaligned32((UINT32 *)DigestBuffer, EventSize);\r
+}\r
+\r
/**\r
\r
This function dump raw data with colume format.\r
}\r
}\r
\r
-/**\r
- Check if buffer is all zero.\r
-\r
- @param[in] Buffer Buffer to be checked.\r
- @param[in] BufferSize Size of buffer to be checked.\r
-\r
- @retval TRUE Buffer is all zero.\r
- @retval FALSE Buffer is not all zero.\r
-**/\r
-BOOLEAN\r
-IsZeroBuffer (\r
- IN VOID *Buffer,\r
- IN UINTN BufferSize\r
- )\r
-{\r
- UINT8 *BufferData;\r
- UINTN Index;\r
-\r
- BufferData = Buffer;\r
- for (Index = 0; Index < BufferSize; Index++) {\r
- if (BufferData[Index] != 0) {\r
- return FALSE;\r
- }\r
- }\r
- return TRUE;\r
-}\r
-\r
/**\r
Get All processors EFI_CPU_LOCATION in system. LocationBuf is allocated inside the function\r
Caller is responsible to free LocationBuf.\r
IN OUT EFI_TCG2_BOOT_SERVICE_CAPABILITY *ProtocolCapability\r
)\r
{\r
- DEBUG ((EFI_D_INFO, "Tcg2GetCapability ...\n"));\r
+ DEBUG ((DEBUG_VERBOSE, "Tcg2GetCapability ...\n"));\r
\r
if ((This == NULL) || (ProtocolCapability == NULL)) {\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
- DEBUG ((EFI_D_INFO, "Size - 0x%x\n", ProtocolCapability->Size));\r
- DEBUG ((EFI_D_INFO, " 1.1 - 0x%x, 1.0 - 0x%x\n", sizeof(EFI_TCG2_BOOT_SERVICE_CAPABILITY), sizeof(TREE_BOOT_SERVICE_CAPABILITY_1_0)));\r
+ DEBUG ((DEBUG_VERBOSE, "Size - 0x%x\n", ProtocolCapability->Size));\r
+ DEBUG ((DEBUG_VERBOSE, " 1.1 - 0x%x, 1.0 - 0x%x\n", sizeof(EFI_TCG2_BOOT_SERVICE_CAPABILITY), sizeof(TREE_BOOT_SERVICE_CAPABILITY_1_0)));\r
\r
if (ProtocolCapability->Size < mTcgDxeData.BsCap.Size) {\r
//\r
}\r
\r
CopyMem (ProtocolCapability, &mTcgDxeData.BsCap, mTcgDxeData.BsCap.Size);\r
- DEBUG ((EFI_D_INFO, "Tcg2GetCapability - %r\n", EFI_SUCCESS));\r
+ DEBUG ((DEBUG_VERBOSE, "Tcg2GetCapability - %r\n", EFI_SUCCESS));\r
return EFI_SUCCESS;\r
}\r
\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
- if (!mTcgDxeData.GetEventLogCalled[Index]) {\r
- EventLogAreaStruct = &mTcgDxeData.EventLogAreaStruct[Index];\r
- } else {\r
- EventLogAreaStruct = &mTcgDxeData.FinalEventLogAreaStruct[Index];\r
- }\r
+ //\r
+ // Record to normal event log\r
+ //\r
+ EventLogAreaStruct = &mTcgDxeData.EventLogAreaStruct[Index];\r
\r
if (EventLogAreaStruct->EventLogTruncated) {\r
return EFI_VOLUME_FULL;\r
NewEventSize\r
);\r
\r
- if (Status == EFI_DEVICE_ERROR) {\r
- return EFI_DEVICE_ERROR;\r
- } else if (Status == EFI_OUT_OF_RESOURCES) {\r
+ if (Status == EFI_OUT_OF_RESOURCES) {\r
EventLogAreaStruct->EventLogTruncated = TRUE;\r
return EFI_VOLUME_FULL;\r
} else if (Status == EFI_SUCCESS) {\r
EventLogAreaStruct->EventLogStarted = TRUE;\r
- if (mTcgDxeData.GetEventLogCalled[Index]) {\r
- (mTcgDxeData.FinalEventsTable[Index])->NumberOfEvents ++;\r
- }\r
}\r
\r
- return Status;\r
-}\r
-\r
-/**\r
- This function get digest from digest list.\r
-\r
- @param HashAlg digest algorithm\r
- @param DigestList digest list\r
- @param Digest digest\r
-\r
- @retval EFI_SUCCESS Sha1Digest is found and returned.\r
- @retval EFI_NOT_FOUND Sha1Digest is not found.\r
-**/\r
-EFI_STATUS\r
-Tpm2GetDigestFromDigestList (\r
- IN TPMI_ALG_HASH HashAlg,\r
- IN TPML_DIGEST_VALUES *DigestList,\r
- IN VOID *Digest\r
- )\r
-{\r
- UINTN Index;\r
- UINT16 DigestSize;\r
-\r
- DigestSize = GetHashSizeFromAlgo (HashAlg);\r
- for (Index = 0; Index < DigestList->count; Index++) {\r
- if (DigestList->digests[Index].hashAlg == HashAlg) {\r
- CopyMem (\r
- Digest,\r
- &DigestList->digests[Index].digest,\r
- DigestSize\r
- );\r
+ //\r
+ // If GetEventLog is called, record to FinalEventsTable, too.\r
+ //\r
+ if (mTcgDxeData.GetEventLogCalled[Index]) {\r
+ if (mTcgDxeData.FinalEventsTable[Index] == NULL) {\r
+ //\r
+ // no need for FinalEventsTable\r
+ //\r
return EFI_SUCCESS;\r
}\r
- }\r
-\r
- return EFI_NOT_FOUND;\r
-}\r
-\r
-/**\r
- Get TPML_DIGEST_VALUES data size.\r
-\r
- @param[in] DigestList TPML_DIGEST_VALUES data.\r
+ EventLogAreaStruct = &mTcgDxeData.FinalEventLogAreaStruct[Index];\r
\r
- @return TPML_DIGEST_VALUES data size.\r
-**/\r
-UINT32\r
-GetDigestListSize (\r
- IN TPML_DIGEST_VALUES *DigestList\r
- )\r
-{\r
- UINTN Index;\r
- UINT16 DigestSize;\r
- UINT32 TotalSize;\r
+ if (EventLogAreaStruct->EventLogTruncated) {\r
+ return EFI_VOLUME_FULL;\r
+ }\r
\r
- TotalSize = sizeof(DigestList->count);\r
- for (Index = 0; Index < DigestList->count; Index++) {\r
- DigestSize = GetHashSizeFromAlgo (DigestList->digests[Index].hashAlg);\r
- TotalSize += sizeof(DigestList->digests[Index].hashAlg) + DigestSize;\r
+ EventLogAreaStruct->LastEvent = (UINT8*)(UINTN)EventLogAreaStruct->Lasa;\r
+ Status = TcgCommLogEvent (\r
+ &EventLogAreaStruct->LastEvent,\r
+ &EventLogAreaStruct->EventLogSize,\r
+ (UINTN)EventLogAreaStruct->Laml,\r
+ NewEventHdr,\r
+ NewEventHdrSize,\r
+ NewEventData,\r
+ NewEventSize\r
+ );\r
+ if (Status == EFI_OUT_OF_RESOURCES) {\r
+ EventLogAreaStruct->EventLogTruncated = TRUE;\r
+ return EFI_VOLUME_FULL;\r
+ } else if (Status == EFI_SUCCESS) {\r
+ EventLogAreaStruct->EventLogStarted = TRUE;\r
+ //\r
+ // Increase the NumberOfEvents in FinalEventsTable\r
+ //\r
+ (mTcgDxeData.FinalEventsTable[Index])->NumberOfEvents ++;\r
+ DEBUG ((EFI_D_INFO, "FinalEventsTable->NumberOfEvents - 0x%x\n", (mTcgDxeData.FinalEventsTable[Index])->NumberOfEvents));\r
+ DEBUG ((EFI_D_INFO, " Size - 0x%x\n", (UINTN)EventLogAreaStruct->EventLogSize));\r
+ }\r
}\r
\r
- return TotalSize;\r
+ return Status;\r
}\r
\r
/**\r
}\r
\r
/**\r
- Return if hash alg is supported in TPM PCR bank.\r
+ Copy TPML_DIGEST_VALUES compact binary into a buffer\r
\r
- @param HashAlg Hash algorithm to be checked.\r
+ @param[in,out] Buffer Buffer to hold copied TPML_DIGEST_VALUES compact binary.\r
+ @param[in] DigestListBin TPML_DIGEST_VALUES compact binary buffer.\r
+ @param[in] HashAlgorithmMask HASH bits corresponding to the desired digests to copy.\r
+ @param[out] HashAlgorithmMaskCopied Pointer to HASH bits corresponding to the digests copied.\r
\r
- @retval TRUE Hash algorithm is supported.\r
- @retval FALSE Hash algorithm is not supported.\r
+ @return The end of buffer to hold TPML_DIGEST_VALUES compact binary.\r
**/\r
-BOOLEAN\r
-IsHashAlgSupportedInPcrBank (\r
- IN TPMI_ALG_HASH HashAlg\r
+VOID *\r
+CopyDigestListBinToBuffer (\r
+ IN OUT VOID *Buffer,\r
+ IN VOID *DigestListBin,\r
+ IN UINT32 HashAlgorithmMask,\r
+ OUT UINT32 *HashAlgorithmMaskCopied\r
)\r
{\r
- switch (HashAlg) {\r
- case TPM_ALG_SHA1:\r
- if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA1) != 0) {\r
- return TRUE;\r
- }\r
- break;\r
- case TPM_ALG_SHA256:\r
- if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA256) != 0) {\r
- return TRUE;\r
- }\r
- break;\r
- case TPM_ALG_SHA384:\r
- if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA384) != 0) {\r
- return TRUE;\r
- }\r
- break;\r
- case TPM_ALG_SHA512:\r
- if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA512) != 0) {\r
- return TRUE;\r
- }\r
- break;\r
- case TPM_ALG_SM3_256:\r
- if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SM3_256) != 0) {\r
- return TRUE;\r
- }\r
- break;\r
- }\r
-\r
- return FALSE;\r
-}\r
+ UINTN Index;\r
+ UINT16 DigestSize;\r
+ UINT32 Count;\r
+ TPMI_ALG_HASH HashAlg;\r
+ UINT32 DigestListCount;\r
+ UINT32 *DigestListCountPtr;\r
\r
-/**\r
- Copy TPML_DIGEST_VALUES into a buffer\r
+ DigestListCountPtr = (UINT32 *) Buffer;\r
+ DigestListCount = 0;\r
+ (*HashAlgorithmMaskCopied) = 0;\r
\r
- @param[in,out] Buffer Buffer to hold TPML_DIGEST_VALUES.\r
- @param[in] DigestList TPML_DIGEST_VALUES to be copied.\r
+ Count = ReadUnaligned32 (DigestListBin);\r
+ Buffer = (UINT8 *)Buffer + sizeof(Count);\r
+ DigestListBin = (UINT8 *)DigestListBin + sizeof(Count);\r
+ for (Index = 0; Index < Count; Index++) {\r
+ HashAlg = ReadUnaligned16 (DigestListBin);\r
+ DigestListBin = (UINT8 *)DigestListBin + sizeof(HashAlg);\r
+ DigestSize = GetHashSizeFromAlgo (HashAlg);\r
\r
- @return The end of buffer to hold TPML_DIGEST_VALUES.\r
-**/\r
-VOID *\r
-CopyDigestListToBuffer (\r
- IN OUT VOID *Buffer,\r
- IN TPML_DIGEST_VALUES *DigestList\r
- )\r
-{\r
- UINTN Index;\r
- UINT16 DigestSize;\r
-\r
- CopyMem (Buffer, &DigestList->count, sizeof(DigestList->count));\r
- Buffer = (UINT8 *)Buffer + sizeof(DigestList->count);\r
- for (Index = 0; Index < DigestList->count; Index++) {\r
- if (!IsHashAlgSupportedInPcrBank (DigestList->digests[Index].hashAlg)) {\r
- DEBUG ((EFI_D_ERROR, "WARNING: TPM2 Event log has HashAlg unsupported by PCR bank (0x%x)\n", DigestList->digests[Index].hashAlg));\r
- continue;\r
+ if (IsHashAlgSupportedInHashAlgorithmMask(HashAlg, HashAlgorithmMask)) {\r
+ CopyMem (Buffer, &HashAlg, sizeof(HashAlg));\r
+ Buffer = (UINT8 *)Buffer + sizeof(HashAlg);\r
+ CopyMem (Buffer, DigestListBin, DigestSize);\r
+ Buffer = (UINT8 *)Buffer + DigestSize;\r
+ DigestListCount++;\r
+ (*HashAlgorithmMaskCopied) |= GetHashMaskFromAlgo (HashAlg);\r
+ } else {\r
+ DEBUG ((DEBUG_ERROR, "WARNING: CopyDigestListBinToBuffer Event log has HashAlg unsupported by PCR bank (0x%x)\n", HashAlg));\r
}\r
- CopyMem (Buffer, &DigestList->digests[Index].hashAlg, sizeof(DigestList->digests[Index].hashAlg));\r
- Buffer = (UINT8 *)Buffer + sizeof(DigestList->digests[Index].hashAlg);\r
- DigestSize = GetHashSizeFromAlgo (DigestList->digests[Index].hashAlg);\r
- CopyMem (Buffer, &DigestList->digests[Index].digest, DigestSize);\r
- Buffer = (UINT8 *)Buffer + DigestSize;\r
+ DigestListBin = (UINT8 *)DigestListBin + DigestSize;\r
}\r
+ WriteUnaligned32 (DigestListCountPtr, DigestListCount);\r
\r
return Buffer;\r
}\r
EFI_STATUS RetStatus;\r
TCG_PCR_EVENT2 TcgPcrEvent2;\r
UINT8 *DigestBuffer;\r
+ UINT32 *EventSizePtr;\r
\r
DEBUG ((EFI_D_INFO, "SupportedEventLogs - 0x%08x\n", mTcgDxeData.BsCap.SupportedEventLogs));\r
\r
DEBUG ((EFI_D_INFO, " LogFormat - 0x%08x\n", mTcg2EventInfo[Index].LogFormat));\r
switch (mTcg2EventInfo[Index].LogFormat) {\r
case EFI_TCG2_EVENT_LOG_FORMAT_TCG_1_2:\r
- Status = Tpm2GetDigestFromDigestList (TPM_ALG_SHA1, DigestList, &NewEventHdr->Digest);\r
+ Status = GetDigestFromDigestList (TPM_ALG_SHA1, DigestList, &NewEventHdr->Digest);\r
if (!EFI_ERROR (Status)) {\r
//\r
// Enter critical region\r
TcgPcrEvent2.PCRIndex = NewEventHdr->PCRIndex;\r
TcgPcrEvent2.EventType = NewEventHdr->EventType;\r
DigestBuffer = (UINT8 *)&TcgPcrEvent2.Digest;\r
- DigestBuffer = CopyDigestListToBuffer (DigestBuffer, DigestList);\r
- CopyMem (DigestBuffer, &NewEventHdr->EventSize, sizeof(NewEventHdr->EventSize));\r
- DigestBuffer = DigestBuffer + sizeof(NewEventHdr->EventSize);\r
+ EventSizePtr = CopyDigestListToBuffer (DigestBuffer, DigestList, mTcgDxeData.BsCap.ActivePcrBanks);\r
+ CopyMem (EventSizePtr, &NewEventHdr->EventSize, sizeof(NewEventHdr->EventSize));\r
\r
//\r
// Enter critical region\r
Status = TcgDxeLogEvent (\r
mTcg2EventInfo[Index].LogFormat,\r
&TcgPcrEvent2,\r
- sizeof(TcgPcrEvent2.PCRIndex) + sizeof(TcgPcrEvent2.EventType) + GetDigestListSize (DigestList) + sizeof(TcgPcrEvent2.EventSize),\r
+ sizeof(TcgPcrEvent2.PCRIndex) + sizeof(TcgPcrEvent2.EventType) + GetDigestListBinSize (DigestBuffer) + sizeof(TcgPcrEvent2.EventSize),\r
NewEventData,\r
NewEventHdr->EventSize\r
);\r
TCG_PCR_EVENT_HDR NewEventHdr;\r
TPML_DIGEST_VALUES DigestList;\r
\r
- DEBUG ((EFI_D_INFO, "Tcg2HashLogExtendEvent ...\n"));\r
+ DEBUG ((DEBUG_VERBOSE, "Tcg2HashLogExtendEvent ...\n"));\r
\r
if ((This == NULL) || (DataToHash == 0) || (Event == NULL)) {\r
return EFI_INVALID_PARAMETER;\r
Event->Event\r
);\r
}\r
- DEBUG ((EFI_D_INFO, "Tcg2HashLogExtendEvent - %r\n", Status));\r
+ DEBUG ((DEBUG_VERBOSE, "Tcg2HashLogExtendEvent - %r\n", Status));\r
return Status;\r
}\r
\r
return EFI_DEVICE_ERROR;\r
}\r
\r
- if (InputParameterBlockSize >= mTcgDxeData.BsCap.MaxCommandSize) {\r
+ if (InputParameterBlockSize > mTcgDxeData.BsCap.MaxCommandSize) {\r
return EFI_INVALID_PARAMETER;\r
}\r
- if (OutputParameterBlockSize >= mTcgDxeData.BsCap.MaxResponseSize) {\r
+ if (OutputParameterBlockSize > mTcgDxeData.BsCap.MaxResponseSize) {\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
EFI_PEI_HOB_POINTERS GuidHob;\r
EFI_PHYSICAL_ADDRESS Lasa;\r
UINTN Index;\r
+ VOID *DigestListBin;\r
+ TPML_DIGEST_VALUES TempDigestListBin;\r
UINT32 DigestListBinSize;\r
+ UINT8 *Event;\r
UINT32 EventSize;\r
+ UINT32 *EventSizePtr;\r
+ UINT32 HashAlgorithmMaskCopied;\r
TCG_EfiSpecIDEventStruct *TcgEfiSpecIdEventStruct;\r
- UINT8 TempBuf[sizeof(TCG_EfiSpecIDEventStruct) + (HASH_COUNT * sizeof(TCG_EfiSpecIdEventAlgorithmSize)) + sizeof(UINT8)];\r
- TCG_PCR_EVENT_HDR FirstPcrEvent;\r
+ UINT8 TempBuf[sizeof(TCG_EfiSpecIDEventStruct) + sizeof(UINT32) + (HASH_COUNT * sizeof(TCG_EfiSpecIdEventAlgorithmSize)) + sizeof(UINT8)];\r
+ TCG_PCR_EVENT_HDR SpecIdEvent;\r
+ TCG_PCR_EVENT2_HDR NoActionEvent;\r
TCG_EfiSpecIdEventAlgorithmSize *DigestSize;\r
TCG_EfiSpecIdEventAlgorithmSize *TempDigestSize;\r
UINT8 *VendorInfoSize;\r
UINT32 NumberOfAlgorithms;\r
+ TCG_EfiStartupLocalityEvent StartupLocalityEvent;\r
\r
DEBUG ((EFI_D_INFO, "SetupEventLog\n"));\r
\r
for (Index = 0; Index < sizeof(mTcg2EventInfo)/sizeof(mTcg2EventInfo[0]); Index++) {\r
if ((mTcgDxeData.BsCap.SupportedEventLogs & mTcg2EventInfo[Index].LogFormat) != 0) {\r
mTcgDxeData.EventLogAreaStruct[Index].EventLogFormat = mTcg2EventInfo[Index].LogFormat;\r
- Lasa = (EFI_PHYSICAL_ADDRESS) (SIZE_4GB - 1);\r
Status = gBS->AllocatePages (\r
- AllocateMaxAddress,\r
- EfiACPIMemoryNVS,\r
- EFI_SIZE_TO_PAGES (EFI_TCG_LOG_AREA_SIZE),\r
+ AllocateAnyPages,\r
+ EfiBootServicesData,\r
+ EFI_SIZE_TO_PAGES (PcdGet32 (PcdTcgLogAreaMinLen)),\r
&Lasa\r
);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
mTcgDxeData.EventLogAreaStruct[Index].Lasa = Lasa;\r
- mTcgDxeData.EventLogAreaStruct[Index].Laml = EFI_TCG_LOG_AREA_SIZE;\r
+ mTcgDxeData.EventLogAreaStruct[Index].Laml = PcdGet32 (PcdTcgLogAreaMinLen);\r
//\r
// To initialize them as 0xFF is recommended \r
// because the OS can know the last entry for that.\r
//\r
- SetMem ((VOID *)(UINTN)Lasa, EFI_TCG_LOG_AREA_SIZE, 0xFF);\r
+ SetMem ((VOID *)(UINTN)Lasa, PcdGet32 (PcdTcgLogAreaMinLen), 0xFF);\r
//\r
// Create first entry for Log Header Entry Data\r
//\r
VendorInfoSize = (UINT8 *)TempDigestSize;\r
*VendorInfoSize = 0;\r
\r
- //\r
- // FirstPcrEvent\r
- //\r
- FirstPcrEvent.PCRIndex = 0;\r
- FirstPcrEvent.EventType = EV_NO_ACTION;\r
- ZeroMem (&FirstPcrEvent.Digest, sizeof(FirstPcrEvent.Digest));\r
- FirstPcrEvent.EventSize = (UINT32)GetTcgEfiSpecIdEventStructSize (TcgEfiSpecIdEventStruct);\r
+ SpecIdEvent.PCRIndex = 0;\r
+ SpecIdEvent.EventType = EV_NO_ACTION;\r
+ ZeroMem (&SpecIdEvent.Digest, sizeof(SpecIdEvent.Digest));\r
+ SpecIdEvent.EventSize = (UINT32)GetTcgEfiSpecIdEventStructSize (TcgEfiSpecIdEventStruct);\r
\r
//\r
- // Record\r
+ // Log TcgEfiSpecIdEventStruct as the first Event. Event format is TCG_PCR_EVENT.\r
+ // TCG EFI Protocol Spec. Section 5.3 Event Log Header\r
+ // TCG PC Client PFP spec. Section 9.2 Measurement Event Entries and Log\r
//\r
Status = TcgDxeLogEvent (\r
mTcg2EventInfo[Index].LogFormat,\r
- &FirstPcrEvent,\r
- sizeof(FirstPcrEvent),\r
+ &SpecIdEvent,\r
+ sizeof(SpecIdEvent),\r
(UINT8 *)TcgEfiSpecIdEventStruct,\r
- FirstPcrEvent.EventSize\r
+ SpecIdEvent.EventSize\r
);\r
+\r
+ //\r
+ // EfiStartupLocalityEvent. Event format is TCG_PCR_EVENT2\r
+ //\r
+ GuidHob.Guid = GetFirstGuidHob (&gTpm2StartupLocalityHobGuid);\r
+ if (GuidHob.Guid != NULL) {\r
+ //\r
+ // Get Locality Indicator from StartupLocality HOB\r
+ //\r
+ StartupLocalityEvent.StartupLocality = *(UINT8 *)(GET_GUID_HOB_DATA (GuidHob.Guid));\r
+ CopyMem (StartupLocalityEvent.Signature, TCG_EfiStartupLocalityEvent_SIGNATURE, sizeof(StartupLocalityEvent.Signature));\r
+ DEBUG ((DEBUG_INFO, "SetupEventLog: Set Locality from HOB into StartupLocalityEvent 0x%02x\n", StartupLocalityEvent.StartupLocality));\r
+\r
+ //\r
+ // Initialize StartupLocalityEvent\r
+ //\r
+ InitNoActionEvent(&NoActionEvent, sizeof(StartupLocalityEvent));\r
+\r
+ //\r
+ // Log EfiStartupLocalityEvent as the second Event\r
+ // TCG PC Client PFP spec. Section 9.3.4.3 Startup Locality Event\r
+ //\r
+ Status = TcgDxeLogEvent (\r
+ mTcg2EventInfo[Index].LogFormat,\r
+ &NoActionEvent,\r
+ sizeof(NoActionEvent.PCRIndex) + sizeof(NoActionEvent.EventType) + GetDigestListBinSize (&NoActionEvent.Digests) + sizeof(NoActionEvent.EventSize),\r
+ (UINT8 *)&StartupLocalityEvent,\r
+ sizeof(StartupLocalityEvent)\r
+ );\r
+\r
+ }\r
}\r
}\r
}\r
//\r
for (Index = 0; Index < sizeof(mTcg2EventInfo)/sizeof(mTcg2EventInfo[0]); Index++) {\r
if ((mTcgDxeData.BsCap.SupportedEventLogs & mTcg2EventInfo[Index].LogFormat) != 0) {\r
- Lasa = (EFI_PHYSICAL_ADDRESS) (SIZE_4GB - 1);\r
- Status = gBS->AllocatePages (\r
- AllocateMaxAddress,\r
- EfiACPIMemoryNVS,\r
- EFI_SIZE_TO_PAGES (EFI_TCG_FINAL_LOG_AREA_SIZE),\r
- &Lasa\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
- SetMem ((VOID *)(UINTN)Lasa, EFI_TCG_FINAL_LOG_AREA_SIZE, 0xFF);\r
+ if (mTcg2EventInfo[Index].LogFormat == EFI_TCG2_EVENT_LOG_FORMAT_TCG_2) {\r
+ Status = gBS->AllocatePages (\r
+ AllocateAnyPages,\r
+ EfiACPIMemoryNVS,\r
+ EFI_SIZE_TO_PAGES (PcdGet32 (PcdTcg2FinalLogAreaLen)),\r
+ &Lasa\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+ SetMem ((VOID *)(UINTN)Lasa, PcdGet32 (PcdTcg2FinalLogAreaLen), 0xFF);\r
\r
- //\r
- // Initialize\r
- //\r
- mTcgDxeData.FinalEventsTable[Index] = (VOID *)(UINTN)Lasa;\r
- (mTcgDxeData.FinalEventsTable[Index])->Version = EFI_TCG2_FINAL_EVENTS_TABLE_VERSION;\r
- (mTcgDxeData.FinalEventsTable[Index])->NumberOfEvents = 0;\r
-\r
- mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogFormat = mTcg2EventInfo[Index].LogFormat;\r
- mTcgDxeData.FinalEventLogAreaStruct[Index].Lasa = Lasa + sizeof(EFI_TCG2_FINAL_EVENTS_TABLE);\r
- mTcgDxeData.FinalEventLogAreaStruct[Index].Laml = EFI_TCG_FINAL_LOG_AREA_SIZE - sizeof(EFI_TCG2_FINAL_EVENTS_TABLE);\r
- mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogSize = 0;\r
- mTcgDxeData.FinalEventLogAreaStruct[Index].LastEvent = (VOID *)(UINTN)mTcgDxeData.FinalEventLogAreaStruct[Index].Lasa;\r
- mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogStarted = FALSE;\r
- mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogTruncated = FALSE;\r
+ //\r
+ // Initialize\r
+ //\r
+ mTcgDxeData.FinalEventsTable[Index] = (VOID *)(UINTN)Lasa;\r
+ (mTcgDxeData.FinalEventsTable[Index])->Version = EFI_TCG2_FINAL_EVENTS_TABLE_VERSION;\r
+ (mTcgDxeData.FinalEventsTable[Index])->NumberOfEvents = 0;\r
+\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogFormat = mTcg2EventInfo[Index].LogFormat;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].Lasa = Lasa + sizeof(EFI_TCG2_FINAL_EVENTS_TABLE);\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].Laml = PcdGet32 (PcdTcg2FinalLogAreaLen) - sizeof(EFI_TCG2_FINAL_EVENTS_TABLE);\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogSize = 0;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].LastEvent = (VOID *)(UINTN)mTcgDxeData.FinalEventLogAreaStruct[Index].Lasa;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogStarted = FALSE;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogTruncated = FALSE;\r
\r
- if (mTcg2EventInfo[Index].LogFormat == EFI_TCG2_EVENT_LOG_FORMAT_TCG_2) {\r
//\r
- // Install to configuration table\r
+ // Install to configuration table for EFI_TCG2_EVENT_LOG_FORMAT_TCG_2 \r
//\r
- Status = gBS->InstallConfigurationTable (&gEfiTcg2FinalEventsTableGuid, (VOID *)mTcgDxeData.FinalEventsTable[1]);\r
+ Status = gBS->InstallConfigurationTable (&gEfiTcg2FinalEventsTableGuid, (VOID *)mTcgDxeData.FinalEventsTable[Index]);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
+ } else {\r
+ //\r
+ // No need to handle EFI_TCG2_EVENT_LOG_FORMAT_TCG_1_2\r
+ //\r
+ mTcgDxeData.FinalEventsTable[Index] = NULL;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogFormat = mTcg2EventInfo[Index].LogFormat;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].Lasa = 0;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].Laml = 0;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogSize = 0;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].LastEvent = 0;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogStarted = FALSE;\r
+ mTcgDxeData.FinalEventLogAreaStruct[Index].EventLogTruncated = FALSE;\r
}\r
}\r
}\r
Status = EFI_SUCCESS;\r
while (!EFI_ERROR (Status) && \r
(GuidHob.Raw = GetNextGuidHob (mTcg2EventInfo[Index].EventGuid, GuidHob.Raw)) != NULL) {\r
- TcgEvent = GET_GUID_HOB_DATA (GuidHob.Guid);\r
+ TcgEvent = AllocateCopyPool (GET_GUID_HOB_DATA_SIZE (GuidHob.Guid), GET_GUID_HOB_DATA (GuidHob.Guid));\r
+ ASSERT (TcgEvent != NULL);\r
GuidHob.Raw = GET_NEXT_HOB (GuidHob);\r
switch (mTcg2EventInfo[Index].LogFormat) {\r
case EFI_TCG2_EVENT_LOG_FORMAT_TCG_1_2:\r
);\r
break;\r
case EFI_TCG2_EVENT_LOG_FORMAT_TCG_2:\r
- DigestListBinSize = GetDigestListBinSize ((UINT8 *)TcgEvent + sizeof(TCG_PCRINDEX) + sizeof(TCG_EVENTTYPE));\r
- CopyMem (&EventSize, (UINT8 *)TcgEvent + sizeof(TCG_PCRINDEX) + sizeof(TCG_EVENTTYPE) + DigestListBinSize, sizeof(UINT32));\r
+ DigestListBin = (UINT8 *)TcgEvent + sizeof(TCG_PCRINDEX) + sizeof(TCG_EVENTTYPE);\r
+ DigestListBinSize = GetDigestListBinSize (DigestListBin);\r
+ //\r
+ // Save event size.\r
+ //\r
+ CopyMem (&EventSize, (UINT8 *)DigestListBin + DigestListBinSize, sizeof(UINT32));\r
+ Event = (UINT8 *)DigestListBin + DigestListBinSize + sizeof(UINT32);\r
+ //\r
+ // Filter inactive digest in the event2 log from PEI HOB.\r
+ //\r
+ CopyMem (&TempDigestListBin, DigestListBin, GetDigestListBinSize (DigestListBin));\r
+ EventSizePtr = CopyDigestListBinToBuffer (\r
+ DigestListBin,\r
+ &TempDigestListBin,\r
+ mTcgDxeData.BsCap.ActivePcrBanks,\r
+ &HashAlgorithmMaskCopied\r
+ );\r
+ if (HashAlgorithmMaskCopied != mTcgDxeData.BsCap.ActivePcrBanks) {\r
+ DEBUG ((\r
+ DEBUG_ERROR,\r
+ "ERROR: The event2 log includes digest hash mask 0x%x, but required digest hash mask is 0x%x\n",\r
+ HashAlgorithmMaskCopied,\r
+ mTcgDxeData.BsCap.ActivePcrBanks\r
+ ));\r
+ }\r
+ //\r
+ // Restore event size.\r
+ //\r
+ CopyMem (EventSizePtr, &EventSize, sizeof(UINT32));\r
+ DigestListBinSize = GetDigestListBinSize (DigestListBin);\r
+\r
Status = TcgDxeLogEvent (\r
mTcg2EventInfo[Index].LogFormat,\r
TcgEvent,\r
sizeof(TCG_PCRINDEX) + sizeof(TCG_EVENTTYPE) + DigestListBinSize + sizeof(UINT32),\r
- (UINT8 *)TcgEvent + sizeof(TCG_PCRINDEX) + sizeof(TCG_EVENTTYPE) + DigestListBinSize + sizeof(UINT32),\r
+ Event,\r
EventSize\r
);\r
break;\r
}\r
+ FreePool (TcgEvent);\r
}\r
}\r
}\r
}\r
\r
/**\r
- Measure and log an action string, and extend the measurement result into PCR[5].\r
+ Measure and log an action string, and extend the measurement result into PCR[PCRIndex].\r
\r
+ @param[in] PCRIndex PCRIndex to extend\r
@param[in] String A specific string that indicates an Action event. \r
\r
@retval EFI_SUCCESS Operation completed successfully.\r
**/\r
EFI_STATUS\r
TcgMeasureAction (\r
- IN CHAR8 *String\r
+ IN TPM_PCRINDEX PCRIndex,\r
+ IN CHAR8 *String\r
)\r
{\r
TCG_PCR_EVENT_HDR TcgEvent;\r
\r
- TcgEvent.PCRIndex = 5;\r
+ TcgEvent.PCRIndex = PCRIndex;\r
TcgEvent.EventType = EV_EFI_ACTION;\r
TcgEvent.EventSize = (UINT32)AsciiStrLen (String);\r
return TcgDxeHashLogExtendEvent (\r
EFI_STATUS Status;\r
TCG_PCR_EVENT_HDR TcgEvent;\r
UINTN VarNameLength;\r
- EFI_VARIABLE_DATA_TREE *VarLog;\r
+ UEFI_VARIABLE_DATA *VarLog;\r
\r
DEBUG ((EFI_D_INFO, "Tcg2Dxe: MeasureVariable (Pcr - %x, EventType - %x, ", (UINTN)PCRIndex, (UINTN)EventType));\r
DEBUG ((EFI_D_INFO, "VariableName - %s, VendorGuid - %g)\n", VarName, VendorGuid));\r
TcgEvent.EventSize = (UINT32)(sizeof (*VarLog) + VarNameLength * sizeof (*VarName) + VarSize\r
- sizeof (VarLog->UnicodeName) - sizeof (VarLog->VariableData));\r
\r
- VarLog = (EFI_VARIABLE_DATA_TREE *)AllocatePool (TcgEvent.EventSize);\r
+ VarLog = (UEFI_VARIABLE_DATA *)AllocatePool (TcgEvent.EventSize);\r
if (VarLog == NULL) {\r
return EFI_OUT_OF_RESOURCES;\r
}\r
\r
if (EventType == EV_EFI_VARIABLE_DRIVER_CONFIG) {\r
//\r
- // Digest is the event data (EFI_VARIABLE_DATA)\r
+ // Digest is the event data (UEFI_VARIABLE_DATA)\r
//\r
Status = TcgDxeHashLogExtendEvent (\r
0,\r
(UINT8*)VarLog\r
);\r
} else {\r
+ ASSERT (VarData != NULL);\r
Status = TcgDxeHashLogExtendEvent (\r
0,\r
(UINT8*)VarData,\r
}\r
\r
/**\r
- Read then Measure and log an EFI boot variable, and extend the measurement result into PCR[5].\r
+ Read then Measure and log an EFI boot variable, and extend the measurement result into PCR[1].\r
+according to TCG PC Client PFP spec 0021 Section 2.4.4.2\r
\r
@param[in] VarName A Null-terminated string that is the name of the vendor's variable.\r
@param[in] VendorGuid A unique identifier for the vendor.\r
)\r
{\r
return ReadAndMeasureVariable (\r
- 5,\r
+ 1,\r
EV_EFI_VARIABLE_BOOT,\r
VarName,\r
VendorGuid,\r
}\r
}\r
\r
+ //\r
+ // Measure DBT if present and not empty\r
+ //\r
+ Status = GetVariable2 (EFI_IMAGE_SECURITY_DATABASE2, &gEfiImageSecurityDatabaseGuid, &Data, &DataSize);\r
+ if (!EFI_ERROR(Status)) {\r
+ Status = MeasureVariable (\r
+ 7,\r
+ EV_EFI_VARIABLE_DRIVER_CONFIG,\r
+ EFI_IMAGE_SECURITY_DATABASE2,\r
+ &gEfiImageSecurityDatabaseGuid,\r
+ Data,\r
+ DataSize\r
+ );\r
+ FreePool(Data);\r
+ } else {\r
+ DEBUG((DEBUG_INFO, "Skip measuring variable %s since it's deleted\n", EFI_IMAGE_SECURITY_DATABASE2));\r
+ }\r
+\r
return EFI_SUCCESS;\r
}\r
\r
// 1. This is the first boot attempt.\r
//\r
Status = TcgMeasureAction (\r
+ 4,\r
EFI_CALLING_EFI_APPLICATION\r
);\r
if (EFI_ERROR (Status)) {\r
for (PcrIndex = 0; PcrIndex < 7; PcrIndex++) {\r
Status = MeasureSeparatorEvent (PcrIndex);\r
if (EFI_ERROR (Status)) {\r
- DEBUG ((EFI_D_ERROR, "Seperator Event not Measured. Error!\n"));\r
+ DEBUG ((DEBUG_ERROR, "Separator Event not Measured. Error!\n"));\r
}\r
}\r
\r
// 6. Not first attempt, meaning a return from last attempt\r
//\r
Status = TcgMeasureAction (\r
+ 4,\r
EFI_RETURNING_FROM_EFI_APPLICATOIN\r
);\r
if (EFI_ERROR (Status)) {\r
DEBUG ((EFI_D_ERROR, "%a not Measured. Error!\n", EFI_RETURNING_FROM_EFI_APPLICATOIN));\r
}\r
+\r
+ //\r
+ // 7. Next boot attempt, measure "Calling EFI Application from Boot Option" again\r
+ // TCG PC Client PFP spec Section 2.4.4.5 Step 4\r
+ //\r
+ Status = TcgMeasureAction (\r
+ 4,\r
+ EFI_CALLING_EFI_APPLICATION\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "%a not Measured. Error!\n", EFI_CALLING_EFI_APPLICATION));\r
+ }\r
}\r
\r
DEBUG ((EFI_D_INFO, "TPM2 Tcg2Dxe Measure Data when ReadyToBoot\n"));\r
// Measure invocation of ExitBootServices,\r
//\r
Status = TcgMeasureAction (\r
+ 5,\r
EFI_EXIT_BOOT_SERVICES_INVOCATION\r
);\r
if (EFI_ERROR (Status)) {\r
// Measure success of ExitBootServices\r
//\r
Status = TcgMeasureAction (\r
+ 5,\r
EFI_EXIT_BOOT_SERVICES_SUCCEEDED\r
);\r
if (EFI_ERROR (Status)) {\r
// Measure Failure of ExitBootServices,\r
//\r
Status = TcgMeasureAction (\r
+ 5,\r
EFI_EXIT_BOOT_SERVICES_FAILED\r
);\r
if (EFI_ERROR (Status)) {\r
VOID *Registration;\r
UINT32 MaxCommandSize;\r
UINT32 MaxResponseSize;\r
- TPML_PCR_SELECTION Pcrs;\r
UINTN Index;\r
EFI_TCG2_EVENT_ALGORITHM_BITMAP TpmHashAlgorithmBitmap;\r
UINT32 ActivePCRBanks;\r
//\r
// Get supported PCR and current Active PCRs\r
//\r
- Status = Tpm2GetCapabilityPcrs (&Pcrs);\r
- if (EFI_ERROR (Status)) {\r
- DEBUG ((EFI_D_ERROR, "Tpm2GetCapabilityPcrs fail!\n"));\r
- TpmHashAlgorithmBitmap = EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
- NumberOfPCRBanks = 1;\r
- ActivePCRBanks = EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
- } else {\r
- DEBUG ((EFI_D_INFO, "Tpm2GetCapabilityPcrs Count - %08x\n", Pcrs.count));\r
- NumberOfPCRBanks = 0;\r
- TpmHashAlgorithmBitmap = 0;\r
- ActivePCRBanks = 0;\r
- for (Index = 0; Index < Pcrs.count; Index++) {\r
- DEBUG ((EFI_D_INFO, "hash - %x\n", Pcrs.pcrSelections[Index].hash));\r
- switch (Pcrs.pcrSelections[Index].hash) {\r
- case TPM_ALG_SHA1:\r
- TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
- NumberOfPCRBanks ++;\r
- if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
- ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
- } \r
- break;\r
- case TPM_ALG_SHA256:\r
- TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA256;\r
- NumberOfPCRBanks ++;\r
- if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
- ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA256;\r
- }\r
- break;\r
- case TPM_ALG_SHA384:\r
- TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA384;\r
- NumberOfPCRBanks ++;\r
- if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
- ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA384;\r
- }\r
- break;\r
- case TPM_ALG_SHA512:\r
- TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA512;\r
- NumberOfPCRBanks ++;\r
- if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
- ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA512;\r
- }\r
- break;\r
- case TPM_ALG_SM3_256:\r
- TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SM3_256;\r
- NumberOfPCRBanks ++;\r
- if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
- ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SM3_256;\r
- }\r
- break;\r
- }\r
- }\r
- }\r
+ Status = Tpm2GetCapabilitySupportedAndActivePcrs (&TpmHashAlgorithmBitmap, &ActivePCRBanks);\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
mTcgDxeData.BsCap.HashAlgorithmBitmap = TpmHashAlgorithmBitmap & PcdGet32 (PcdTcg2HashAlgorithmBitmap);\r
mTcgDxeData.BsCap.ActivePcrBanks = ActivePCRBanks & PcdGet32 (PcdTcg2HashAlgorithmBitmap);\r
\r
+ //\r
+ // Need calculate NumberOfPCRBanks here, because HashAlgorithmBitmap might be removed by PCD.\r
+ //\r
+ NumberOfPCRBanks = 0;\r
+ for (Index = 0; Index < 32; Index++) {\r
+ if ((mTcgDxeData.BsCap.HashAlgorithmBitmap & (1u << Index)) != 0) {\r
+ NumberOfPCRBanks++;\r
+ }\r
+ }\r
+\r
if (PcdGet32 (PcdTcg2NumberOfPCRBanks) == 0) {\r
mTcgDxeData.BsCap.NumberOfPCRBanks = NumberOfPCRBanks;\r
} else {\r
}\r
\r
mTcgDxeData.BsCap.SupportedEventLogs = EFI_TCG2_EVENT_LOG_FORMAT_TCG_1_2 | EFI_TCG2_EVENT_LOG_FORMAT_TCG_2;\r
- if ((mTcgDxeData.BsCap.ActivePcrBanks & TREE_BOOT_HASH_ALG_SHA1) == 0) {\r
+ if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA1) == 0) {\r
//\r
// No need to expose TCG1.2 event log if SHA1 bank does not exist.\r
//\r
- mTcgDxeData.BsCap.SupportedEventLogs &= ~TREE_EVENT_LOG_FORMAT_TCG_1_2;\r
+ mTcgDxeData.BsCap.SupportedEventLogs &= ~EFI_TCG2_EVENT_LOG_FORMAT_TCG_1_2;\r
}\r
\r
DEBUG ((EFI_D_INFO, "Tcg2.SupportedEventLogs - 0x%08x\n", mTcgDxeData.BsCap.SupportedEventLogs));\r
projects / mirror_edk2.git / blobdiff